nfctool: Fix snep-decode potential overflow

Code review done by Sebastian Krahmer <krahmer@suse.de>.

diff --git a/tools/nfctool/snep-decode.c b/tools/nfctool/snep-decode.c
index 27d3c1e..bee06e5 100644 (file)
--- a/tools/nfctool/snep-decode.c
+++ b/tools/nfctool/snep-decode.c
@@ -159,6 +159,8 @@ static int snep_decode_info(struct sniffer_packet *packet)
        }
 
        frag = g_malloc(sizeof(struct snep_frag));
+       if (!frag)
+               return -ENOMEM;
 
        frag->count = 1;
 
@@ -167,6 +169,8 @@ static int snep_decode_info(struct sniffer_packet *packet)
        frag->received = packet->snep.real_len;
 
        frag->buffer = g_malloc0(frag->buffer_size);
+       if (!frag->buffer)
+               return -ENOMEM;
 
        memcpy(frag->buffer, packet->snep.data, packet->snep.real_len);